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Project Name Data (Last Modified On 1/22/2013)

Flora Data (Last Modified On 1/22/2013)
Genus URERA Gaud.
PlaceOfPublication Voy. Uran. Bot. 496. 1826.
Description Trees or shrubs, rarely scandent, usually with stinging hairs or stout prickles; stipules free, or more or less connate; leaves alternate, petiolate, 3- or 5-nerved at base, penninerved above, the cystoliths punctiform, linear, or wanting; plants usually dioccious, the flowers in axillary, dichotomous or irregularly branched cymes or panicles; staminate flowers with a 4-5-parted perianth and 4-5 stamens and a rudimentary ovary; pistillate flowers with 4 equal or unequal segments, the stigma penicillate-capitate, persistent; achenes straight or oblique, at least partially sur- rounded by the fleshy, enlarged perianth.
Habit Tree shrub
Key a. Leaves incised-lobed usually more than halfway to the midnerve - . 1. U. LACINIATA aa. Leaves not lobed, dentate, crenate, or subentire. b. Achenes more than 2 mm. long; leaves coarsely dentate or sinuate- dentate; plants usually with stout prickles or spines. - -.. 2. U. BACCIFERA bb. Achenes less than 2 mm. long; leaves crenate, crenate-dentate, or subentire. c. Leaves broadly ovate to orbicular-ovate, usually cordate; pistillate inflorescences usually long-peduncled and equaling the adjacent petioles, the flowers in glomerules .............................-.-. 3. U. CARACASANA cc. Leaves ovate-oblong to elliptic-ovate, rounded or slightly emar- ginate at base; pistillate inflorescences much shorter than the petioles, the flowers separate, pedicellate .4. U. ELATA
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